The Oxygen Project: Let's save the oceans and put money in our pockets

Italians are balking at a new produce bag fee

10 good luck charms from around the world

Scientists may have unearthed 'permafrost tomb' of ancient Siberian prince

Why do we buy into conspiracy theories?

Is it unmanly to care about the environment?

9 travel hacks for even the most-seasoned fliers

Unstoppable dad cuts road across mountains to send kids to school

How vending machines can help the homeless

Martin Luther King Jr.'s birthplace upgraded to national historic park

This scientist creates ephemeral works of art with bioluminescent bacteria

How many microbeads is a clean face worth?